What is 5×10 squared?

The factorization of 8x3 -125 is (2x-5)(jx2 +kx+25)

To describe a sequence of transformations that maps triangle abc onto triangle a"b"c", a student starts with a reflection over the x-axis.how should the student complete the sequence of transformations to map triangle abc onto triangle a"b"c"? plz

Find dy/dx using implicit differentiation ln(20+e^xy)=y